Wristband unit



FIG. 1 is a rear top perspective view of a wristband unit, according tothe design;

FIG. 2 is a rear bottom perspective view of the wristband unit,according to the design;

FIG. 3 is a rear elevational view of a wristband unit, according to thedesign;

FIG. 4 is a left side elevational view of a wristband unit, according tothe design;

FIG. 5 is a right side elevational view of a wristband unit, accordingto the design;

FIG. 6 is a bottom plan view of a wristband unit, according to thedesign; and,

FIG. 7 is a top plan view of a wristband unit, according to the design.

The broken lines shown in the drawings depict portions of the wristbandunit that form no part of the claimed design.

CLAIM The ornamental design for a wristband unit, as shown anddescribed.